Home / 9,350.19-12,876.99-9,146.07

Finding the Fourth Proportional to 9,350.19, 12,876.99 and 9,146.07

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Solution

The fourth proportional to 9,350.19, 12,876.99 and 9,146.07 is: 12,595.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,350.19 : 12,876.99 = 9,146.07 : x
  2. Step 2: Convert to fraction form
    9,350.19/12,876.99 = 9,146.07/x
  3. Step 3: Cross multiply
    9,350.19x = 12,876.99 × 9,146.07
  4. Step 4: Simplify right side
    9,350.19x = 117,773,851.93
  5. Step 5: Solve for x
    x = 117,773,851.93/9,350.19
  6. Step 6: Final answer
    x = 12,595.88

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Half scale
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Double scale
Find fourth proportional to 9,351.19, 12,878.37 and 9,147.07
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.